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Linux/tools/testing/selftests/bpf/test_kmod.sh

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Diff markup

Differences between /tools/testing/selftests/bpf/test_kmod.sh (Architecture i386) and /tools/testing/selftests/bpf/test_kmod.sh (Architecture ppc)


  1 #!/bin/sh                                           1 #!/bin/sh
  2 # SPDX-License-Identifier: GPL-2.0                  2 # SPDX-License-Identifier: GPL-2.0
  3                                                     3 
  4 # Usage:                                            4 # Usage:
  5 # ./test_kmod.sh [module_param]...                  5 # ./test_kmod.sh [module_param]...
  6 # Ex.: ./test_kmod.sh test_range=1,3                6 # Ex.: ./test_kmod.sh test_range=1,3
  7 # All the parameters are passed to the kernel       7 # All the parameters are passed to the kernel module.
  8                                                     8 
  9 # Kselftest framework requirement - SKIP code       9 # Kselftest framework requirement - SKIP code is 4.
 10 ksft_skip=4                                        10 ksft_skip=4
 11                                                    11 
 12 msg="skip all tests:"                              12 msg="skip all tests:"
 13 if [ "$(id -u)" != "0" ]; then                     13 if [ "$(id -u)" != "0" ]; then
 14         echo $msg please run this as root >&2      14         echo $msg please run this as root >&2
 15         exit $ksft_skip                            15         exit $ksft_skip
 16 fi                                                 16 fi
 17                                                    17 
 18 if [ "$building_out_of_srctree" ]; then            18 if [ "$building_out_of_srctree" ]; then
 19         # We are in linux-build/kselftest/bpf      19         # We are in linux-build/kselftest/bpf
 20         OUTPUT=../../                              20         OUTPUT=../../
 21 else                                               21 else
 22         # We are in linux/tools/testing/selfte     22         # We are in linux/tools/testing/selftests/bpf
 23         OUTPUT=../../../../                        23         OUTPUT=../../../../
 24 fi                                                 24 fi
 25                                                    25 
 26 test_run()                                         26 test_run()
 27 {                                                  27 {
 28         sysctl -w net.core.bpf_jit_enable=$1 2     28         sysctl -w net.core.bpf_jit_enable=$1 2>&1 > /dev/null
 29         sysctl -w net.core.bpf_jit_harden=$2 2     29         sysctl -w net.core.bpf_jit_harden=$2 2>&1 > /dev/null
 30                                                    30 
 31         echo "[ JIT enabled:$1 hardened:$2 ]"      31         echo "[ JIT enabled:$1 hardened:$2 ]"
 32         shift 2                                    32         shift 2
 33         dmesg -C                                   33         dmesg -C
 34         if [ -f ${OUTPUT}/lib/test_bpf.ko ]; t     34         if [ -f ${OUTPUT}/lib/test_bpf.ko ]; then
 35                 insmod ${OUTPUT}/lib/test_bpf.     35                 insmod ${OUTPUT}/lib/test_bpf.ko "$@" 2> /dev/null
 36                 if [ $? -ne 0 ]; then              36                 if [ $? -ne 0 ]; then
 37                         rc=1                       37                         rc=1
 38                 fi                                 38                 fi
 39         else                                       39         else
 40                 # Use modprobe dry run to chec     40                 # Use modprobe dry run to check for missing test_bpf module
 41                 if ! /sbin/modprobe -q -n test     41                 if ! /sbin/modprobe -q -n test_bpf "$@"; then
 42                         echo "test_bpf: [SKIP]     42                         echo "test_bpf: [SKIP]"
 43                 elif /sbin/modprobe -q test_bp     43                 elif /sbin/modprobe -q test_bpf "$@"; then
 44                         echo "test_bpf: ok"        44                         echo "test_bpf: ok"
 45                 else                               45                 else
 46                         echo "test_bpf: [FAIL]     46                         echo "test_bpf: [FAIL]"
 47                         rc=1                       47                         rc=1
 48                 fi                                 48                 fi
 49         fi                                         49         fi
 50         rmmod  test_bpf 2> /dev/null               50         rmmod  test_bpf 2> /dev/null
 51         dmesg | grep FAIL                          51         dmesg | grep FAIL
 52 }                                                  52 }
 53                                                    53 
 54 test_save()                                        54 test_save()
 55 {                                                  55 {
 56         JE=`sysctl -n net.core.bpf_jit_enable`     56         JE=`sysctl -n net.core.bpf_jit_enable`
 57         JH=`sysctl -n net.core.bpf_jit_harden`     57         JH=`sysctl -n net.core.bpf_jit_harden`
 58 }                                                  58 }
 59                                                    59 
 60 test_restore()                                     60 test_restore()
 61 {                                                  61 {
 62         sysctl -w net.core.bpf_jit_enable=$JE      62         sysctl -w net.core.bpf_jit_enable=$JE 2>&1 > /dev/null
 63         sysctl -w net.core.bpf_jit_harden=$JH      63         sysctl -w net.core.bpf_jit_harden=$JH 2>&1 > /dev/null
 64 }                                                  64 }
 65                                                    65 
 66 rc=0                                               66 rc=0
 67 test_save                                          67 test_save
 68 test_run 0 0 "$@"                                  68 test_run 0 0 "$@"
 69 test_run 1 0 "$@"                                  69 test_run 1 0 "$@"
 70 test_run 1 1 "$@"                                  70 test_run 1 1 "$@"
 71 test_run 1 2 "$@"                                  71 test_run 1 2 "$@"
 72 test_restore                                       72 test_restore
 73 exit $rc                                           73 exit $rc
                                                      

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